Letters that make erg
e, g, r are letters that make 'erg'
reg is an anagram of 'erg'
Berg, ergs, ergo, berg are words created by adding a letter to 'erg'
1 possible definitions for 'erg'
Under this definition, erg is a noun and has the following properties:
'erg' can be a type of work unit, heat unit, energy unit.
'erg' can be a part of joule, J, watt second.